Photochromic TR90 Reading Glasses Lightweight for WomenAnti Glare/Eyestrain Computer ReadersMagnifying Glasses Hard Resin Lens

Orange 20826 单变色. Photochromic lenses are transparent indoors or at night, and automatically darken to the tint of sunglasses when exposed to UV sunlight. Lenses start to clear once they are out of UV sunlight and will become visibly lighter and mostly clear within a few minutes. They absorb UV radiation that would otherwise damage your eyes. They are an excellent solution for people who hate constantly switching between their reading glasses and their shades. Super strong photochromic technology, rapid color change, free switching. 100 color reproduction. One lens is multi-purpose. Outdoors are sunglasses, and indoors are reading glasses. Protect your eyes anytime, anywhere. High Quality Material: This Petofi Reading Glasses is made with flexible TR90 frame material for durability and comfortable long-time wearing. Resin lenses is more conducive to your vision health. Reading Glasses are designed to suitable for different face shape. Low color difference, bring you good visual experie